have not yet found openings to exploit
The Chinese idiom w ú x ì K ě ch é ng is used to describe that there is no room to drill. It comes from the book of the Song Dynasty.
The origin of Idioms
"Song Shu · Lu Li Zhi 2:" Chen Qi Li Qi Yao, Xian Shi Shang Yuan, no space to take advantage of. "
Analysis of Idioms
Antonym is impeccable and flawless
Idiom usage
Every rich country in Siam will come to annex it, but only to. (the 35th chapter of Water Margin by Chen Chen in Qing Dynasty)
Chinese PinYin : wú xì kě chéng
have not yet found openings to exploit
hold on to one 's wrong belief till death. zhì sǐ bù wù
deep trenches and high ramparts. shēn gōu gù lěi